Star
Rasalhague
α Ophiuchi · HIP 86032 · White giant
True colour from its B–V index (0.15) — a surface around 8,600 K.
Distance
48.6 light-years
Spectral type
A5III
Brightness
mag 2.08
Absolute mag
1.22
Luminosity
28 × Sun
Surface
~8,600 K
Right ascension
17h 34m 56s
Declination
+12° 34′
- Rasalhague is a white giant in Ophiuchus.
In your sky
Share your location to see where this is in your sky right now.
More stars in Ophiuchus
Distances and spectral types: HYG Database (Hipparcos parallaxes), CC BY-SA 4.0.